Finding the Fourth Proportional to 132,404.73, 182,733.83 and 78,689.27

Step by Step Solution

1. Step 1: Write the proportion equation
   132,404.73 : 182,733.83 = 78,689.27 : x
2. Step 2: Convert to fraction form
   132,404.73/182,733.83 = 78,689.27/x
3. Step 3: Cross multiply
   132,404.73x = 182,733.83 × 78,689.27
4. Step 4: Simplify right side
   132,404.73x = 14,379,191,293.56
5. Step 5: Solve for x
   x = 14,379,191,293.56/132,404.73
6. Step 6: Final answer
   x = 108,600.29